Instapure R-5 Essentials Replacement Water Filter F5R-2ES

This filter reduces chlorine and gives you clean, fresh tasting water. The Waterpik Instapure F-5 water filter system is tested and certified by NSF International against ANSI/NSF Standard 53 for the reduction of 99% of Cysts and 99% of Lead. The Waterpik Instapure F-5 water filter system is tested and certified by NSF International against ANSI/NSF Standard 42 for the reduction of chlorine (Class II), Taste and Odor. NSF Certified Filter Life for 200 gallons or 2-3 months.